<!DOCTYPE html>
<html>
<head>
    <meta charset="utf-8">
    <title>Bootstrap 实例 - 警告（Alerts）</title>
    <link rel="stylesheet" href="https://cdn.staticfile.org/twitter-bootstrap/3.3.7/css/bootstrap.min.css">
    <script src="https://cdn.staticfile.org/jquery/2.1.1/jquery.min.js"></script>
    <script src="https://cdn.staticfile.org/twitter-bootstrap/3.3.7/js/bootstrap.min.js"></script>
</head>
<body>

<div class="alert alert-success">成功！很好地完成了提交。</div>
<div class="alert alert-info">信息！请注意这个信息。</div>
<div class="alert alert-warning">警告！请不要提交。</div>
<div class="alert alert-danger">错误！请进行一些更改。</div>

<div class="alert alert-success alert-dismissable">
    <button type="button" class="close" data-dismiss="alert"
            aria-hidden="true">
        &times;
    </button>
    成功！很好地完成了提交。
</div>
<div class="alert alert-info alert-dismissable">
    <button type="button" class="close" data-dismiss="alert"
            aria-hidden="true">
        &times;
    </button>
    信息！请注意这个信息。
</div>
<div class="alert alert-warning alert-dismissable">
    <button type="button" class="close" data-dismiss="alert"
            aria-hidden="true">
        &times;
    </button>
    警告！请不要提交。
</div>
<div class="alert alert-danger alert-dismissable">
    <button type="button" class="close" data-dismiss="alert"
            aria-hidden="true">
        &times;
    </button>
    错误！请进行一些更改。
</div>

<div class="alert alert-success">
    <a href="#" class="alert-link">成功！很好地完成了提交。</a>
</div>
<div class="alert alert-info">
    <a href="#" class="alert-link">信息！请注意这个信息。</a>
</div>
<div class="alert alert-warning">
    <a href="#" class="alert-link">警告！请不要提交。</a>
</div>
<div class="alert alert-danger">
    <a href="#" class="alert-link">错误！请进行一些更改。</a>
</div>

</body>
</html>